bullet3/examples/pybullet/vrminitaur.py

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#script to track a robot with a VR controller attached to it.
import time
import pybullet as p
#first try to connect to shared memory (VR), if it fails use local GUI
c = p.connect(p.SHARED_MEMORY)
if (c<0):
c = p.connect(p.GUI)
p.resetSimulation()
p.setGravity(0,0,0)
print(c)
if (c<0):
p.connect(p.GUI)
#load the MuJoCo MJCF hand
minitaur = p.loadURDF("quadruped/minitaur.urdf")
robot_cid = -1
POSITION=1
ORIENTATION=2
BUTTONS=6
p.setRealTimeSimulation(1)
controllerId = -1
while True:
events = p.getVREvents()
for e in (events):
#print (e[BUTTONS])
if (e[BUTTONS][33]&p.VR_BUTTON_WAS_TRIGGERED ):
if (controllerId >= 0):
controllerId = -1
else:
controllerId = e[0]
if (e[0] == controllerId):
if (robot_cid>=0):
p.changeConstraint(robot_cid,e[POSITION],e[ORIENTATION], maxForce=5000)
if (e[BUTTONS][32]&p.VR_BUTTON_WAS_TRIGGERED ):
if (robot_cid>=0):
p.removeConstraint(robot_cid)
#q = [0,0,0,1]
euler = p.getEulerFromQuaternion(e[ORIENTATION])
q = p.getQuaternionFromEuler([euler[0],euler[1],0]) #-euler[0],-euler[1],-euler[2]])
robot_cid = p.createConstraint(minitaur,-1,-1,-1,p.JOINT_FIXED,[0,0,0],[0.1,0,0],e[POSITION],q,e[ORIENTATION])